CXA2547Q データシートの表示（PDF） - Sony Semiconductor

部品番号

コンポーネント説明

メーカー

CXA2547Q

2-band Electronic Volume

Sony Semiconductor 

CXA2547Q

2-band Electronic Volume

For the availability of this product, please contact the sales office.

Description

The CXA2547Q is a 2-channel electronic volume

IC. A 34-bit serial data input controls the level and

characteristics of the output signal. It may be used

in car stereos and general audio systems.

48 pin QFP (Plastic)

Features

• Loudness

• Volume control

(from 0 dB to –80 dB, –∞ dB : Fine (1 dB-step)

Coarse (8 dB-step)

• Balance

• Tone control

(2-band, 2 dB-step from –15 dB to +15 dB)

• Fader

2 dB-step to –20 dB, –25 dB, –35 dB, –45 dB, –60

dB, –∞ dB)

• Input and gain selector (4 channels)

• Serial data control (DATA, CLK, CE)

• Single 8 V power supply

• Zero-cross detection circuit

(L/R independent operation for the volume block)

• Timer

• Power-off mute

• Countermeasure to the noise of the portable

telephone

Absolute Maximum Ratings (Ta=25 °C)

• Supply voltage

VCC

13

V

• Operating temperature Topr –40 to +85 °C

• Storage temperature Tstg –65 to +150 °C

• Allowable power dissipation

PD

350 mW

(Ta=85 °C)

Recommended Operating Conditions

Supply voltage

VCC

7 to 12

V

Structure

Bipolar silicon monolithic IC

Sony reserves the right to change products and specifications without prior notice. This information does not convey any license by

any implication or otherwise under any patents or other right. Application circuits shown, if any, are typical examples illustrating the

operation of the devices. Sony cannot assume responsibility for any problems arising out of the use of these circuits.

—1—

E97Y19B91-TE

Share Link: